package com.giveu.signature.common.document;

import java.io.File;
import java.io.FileNotFoundException;

import com.jacob.activeX.ActiveXComponent;
import com.jacob.com.Dispatch;

public class WpsUtil {
	private static final int wdFormatPDF = 17;
	private static final int xlTypePDF = 0;
	private static final int ppSaveAsPDF = 32;

	public static void main(String[] args) {
		long s = System.currentTimeMillis();
		WpsUtil.word2PDF("D://qk.docx","D://testqka221.pdf");
		System.out.println("转换完成！"+(System.currentTimeMillis()-s));
	}
	public boolean convert2PDF(String inputFile, String pdfFile) {
		String suffix = getFileSufix(inputFile);
		File file = new File(inputFile);
		if (!file.exists()) {
			return false;
		}
		if (suffix.equals("pdf")) {
			return false;
		}
		if (suffix.equals("doc") || suffix.equals("docx")
				|| suffix.equals("txt")) {
			return word2PDF(inputFile, pdfFile);
		} else if (suffix.equals("ppt") || suffix.equals("pptx")) {
			return ppt2PDF(inputFile, pdfFile);
		} else if (suffix.equals("xls") || suffix.equals("xlsx")) {
			return excel2PDF(inputFile, pdfFile);
		} else {
			return false;
		}
	}
	public static String getFileSufix(String fileName) {
		int splitIndex = fileName.lastIndexOf(".");
		return fileName.substring(splitIndex + 1);
	}
	// word转换为pdf
	public static boolean word2PDF(String inputFile, String pdfFile) {
		try {
			// 打开word应用程序
			ActiveXComponent app = new ActiveXComponent("Word.Application");
			// 设置word不可见
			app.setProperty("Visible", false);
			// 获得word中所有打开的文档,返回Documents对象
			Dispatch docs = app.getProperty("Documents").toDispatch();
			// 调用Documents对象中Open方法打开文档，并返回打开的文档对象Document
			Dispatch doc = Dispatch.call(docs, "Open", inputFile, false, true)
					.toDispatch();
			// 调用Document对象的SaveAs方法，将文档保存为pdf格式
			/*
			 * Dispatch.call(doc, "SaveAs", pdfFile, wdFormatPDF
			 * //word保存为pdf格式宏，值为17 );
			 */
			Dispatch.call(doc, "ExportAsFixedFormat", pdfFile, wdFormatPDF);// word保存为pdf格式宏，值为17
			// 关闭文档
			Dispatch.call(doc, "Close", false);
			// 关闭word应用程序
			app.invoke("Quit", 0);
			return true;
		} catch (Exception e) {
			return false;
		}
	}
	// excel转换为pdf
	public static boolean excel2PDF(String inputFile, String pdfFile) {
		try {
			ActiveXComponent app = new ActiveXComponent("Excel.Application");
			app.setProperty("Visible", false);
			Dispatch excels = app.getProperty("Workbooks").toDispatch();
			Dispatch excel = Dispatch.call(excels, "Open", inputFile, false,
					true).toDispatch();
			Dispatch.call(excel, "ExportAsFixedFormat", xlTypePDF, pdfFile);
			Dispatch.call(excel, "Close", false);
			app.invoke("Quit");
			return true;
		} catch (Exception e) {
			return false;
		}
	}
	// ppt转换为pdf
	public static boolean ppt2PDF(String inputFile, String pdfFile) {
		try {
			ActiveXComponent app = new ActiveXComponent(
					"PowerPoint.Application");
			// app.setProperty("Visible", msofalse);
			Dispatch ppts = app.getProperty("Presentations").toDispatch();

			Dispatch ppt = Dispatch.call(ppts, "Open", inputFile, true,// ReadOnly
					true,// Untitled指定文件是否有标题
					false// WithWindow指定文件是否可见
					).toDispatch();

			Dispatch.call(ppt, "SaveAs", pdfFile, ppSaveAsPDF);

			Dispatch.call(ppt, "Close");

			app.invoke("Quit");
			return true;
		} catch (Exception e) {
			return false;
		}
	}
}